9.11 Subsystem Identification Register
This register is read-update and can be modified through the subsystem ID alias register. This register has no effect
to the functionality. Default value is 8035h. This default value complies with the WLP (Windows Logo Program)
requirements without BIOS or EEPROM configuration. All bits in this register are reset by GRST only.
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Name
Type
Default
Subsystem identification
RU
1
RU
0
RU
0
RU
0
RU
0
RU
0
RU
0
RU
0
RU
0
RU
0
RU
1
RU
1
RU
0
RU
1
RU
0
RU
1
Register:
Offset:
Type:
Subsystem identification
2Eh
Read/Update
8035h
Default:
9.12 Capabilities Pointer Register
The power management capabilities pointer register provides a pointer into the PCI configuration header where the
power-management register block resides. Since the PCI power management registers begin at 44h, this read-only
register is hardwired to 44h.
Bit
7
6
5
4
3
2
1
0
Name
Type
Default
Capabilities pointer
R
0
R
1
R
0
R
0
R
0
R
1
R
0
R
0
Register:
Offset:
Type:
Capabilities pointer
34h
Read-only
44h
Default:
9.13 Interrupt Line Register
The interrupt line register is programmed by the system and indicates to the software which interrupt line the Smart
Card interface has assigned to it. The default value of this register is FFh, indicating that an interrupt line has not yet
been assigned to the function.
Bit
7
6
5
4
3
2
1
0
Name
Type
Default
Interrupt line
RW
1
RW
1
RW
1
RW
1
RW
1
RW
1
RW
1
RW
1
Register:
Offset:
Type:
Interrupt line
3Ch
Read/Write
FFh
Default:
9−8
TI [ TEXAS INSTRUMENTS ]
